Tannigen
乙酰鞣酸
??? 情景例句
You know, man's best friend is his dog.
你知道的，類最好的朋友就是狗。
What's your favorite color?
你最喜歡的顏色是什么？
as if he were holding it completely enclosed in the hollow of his hand.
就好像完全握在自己手心里一樣。